You can see 84.78 as
.
So, you can see the problem as 
First, multiply all the numerators together and all the denominators together.
You end up with 
=33.912
We know there are 4 quarts in a gallon, so how many quarts in 2.5 gallons anyway?
4y - y + 7y
4y - y = 3y
3y + 7y = 10y
10y is your answer
hope this helps
Answer:
The answer for 1 is B and the answer for 2 is A
Step-by-step explanation:
Because 8-5=3 and 3/3=1 And for 2 -4x6= -24 + 29 = 5
Hope it helps! ^w^
D. 100/135 the rest of them equal 135%